Here it is at about the 2:10 mark.

Lol it falls completely submerged to the bottom of the ocean.

One of the GIJoe movies ends with an underwater arctic base being crushed by ice that is dislodged from a bomb blast on the ice shelf above. Neat except ice doesn’t sink. I’m sure there are all manner of inaccuracy in those movies but that one really stuck with me.

https://www.rtings.com/headphones

I have used this site to buy monitors and displays. They are generally pretty objective and provide thorough data and they often document their methodology.